Varda was appointed Non-Executive Director in August 2021. She is a highly experienced mining non-executive director, executive mentor and mining industry adviser with a career spanning 30 years. Previously she was CEO of De Beers Trading Company where she worked with stakeholders across the supply chain to introduce new distribution and price strategies for the business. She currently serves as senior independent director and remuneration committee chair of Petra Diamonds, lead independent director and remuneration committee chair of Sarine Technologies. Varda is also a board member of the Mineral Development Company of the Government of Botswana. From February 2015 to June 2019, Varda was a non-executive director, audit and nomination committee member and remuneration chair from August 2017 at Lonmin PLC.